package com.Ngbussiness.server;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashMap;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import net.sf.json.JSONArray;

import com.Ngbussiness.dao.yongjinDao;
import com.Ngbussiness.dao.impl.yongjinDaoImpl;

public class bussinesspbServlet extends HttpServlet {

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		response.setCharacterEncoding("UTF-8");
		PrintWriter out = response.getWriter();
		int canshu=Integer.parseInt(request.getParameter("canshu"));
		double longitude=Double.parseDouble(request.getParameter("longitude"));
		double latitude=Double.parseDouble(request.getParameter("latitude"));
		yongjinDao yj=new yongjinDaoImpl();
		List list=yj.getfiveyongjin(longitude,latitude,canshu);
		if(list.size()>0){
			int k=list.size();
			for(int i=0;i<k;i++){
				HashMap adu=(HashMap)list.get(i);
				String img_url;
				if(adu.get("img_url")==null){
					img_url= "";
				}
				else
				{
					img_url = adu.get("img_url").toString();
				}
				img_url="http://60.169.79.144/Ngbussiness/"+img_url;
				adu.put("img_url",img_url);
				}
			JSONArray json=JSONArray.fromObject(list);
			out.print(json);
		}
		else{
			out.print("error");
		}
		out.flush();
		out.close();
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
            doGet(request,response);
	}

}
